Sole for footwear



FIG. 1 is a bottom plan view of the sole for footwear showing my new design;

FIG. 2 is a right side elevational view, the left side being a substantial mirror image thereof;

FIG. 3 is a front elevational view thereof; and,

FIG. 4 is a rear elevational view thereof.

The top plan view forms no part of the claimed design thereof. 

The ornamental design for a sole for footwear, as shown and described. 